package com.atguigu.springcloud.alibaba.controller;

import com.alibaba.csp.sentinel.annotation.SentinelResource;
import com.alibaba.csp.sentinel.slots.block.BlockException;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import java.util.concurrent.TimeUnit;

@RestController
@Slf4j
public class FlowLimitController {

    @GetMapping("/testA")
    public String testA(){

        return "-----testA";
    }

    @GetMapping("/testB")
    public String testB(){

        return "-----testB";
    }

    @GetMapping("/testD")
    public String testD(){
        try {
            TimeUnit.SECONDS.sleep(1);
        }catch (InterruptedException e){
            e.printStackTrace();
        }
        log.info("testD 测试RT");
        return "----testD";
    }

    /**
     *
     *  @SentinelResource(value = "testHotKey" ,blockHandler = "deal_testHotkey") 这里的testHotKey是可以随便取的。只要是唯一标识就可以
     *  blockHandler = "deal_testHotkey" 表示如果违背了sentinel的配置规则有方法deal_testHotkey进行处理。
     *
     * @param p1
     * @param p2
     * @return
     */
    @GetMapping("/testHotKey")
    @SentinelResource(value = "testHotKey" ,blockHandler = "deal_testHotkey")
    public String testHotKey(@RequestParam(value = "p1", required = false) String p1,
                             @RequestParam(value = "p2", required = false) String p2){

        return  "-----testHotKey";
    }


    public String deal_testHotkey(String p1, String p2, BlockException e){

        //sentinel 系统的默认提示: Blocked by sentinel (flow limiting)
        return "------deal_testHotkey, o(╥﹏╥)o";

    }
}
